- Earth's 'Gateway to Hell' is growing by 35 million cubic feet each year | New research has detailed the rate at which Siberia's massive Batagaika crater is devouring the surface of the Earth, it measures around 1 km (0.6 mi) long and 800 m (0.5 mi) across at its widest point and it's speeding up. https://www.sciencedirect.com/science/article/abs/pii/S0169555X24001338 47 comments science